Transaction not yet indexed

UCUbLWcQsqr7gAp2btV4PeqVaAS28fBSV1nibBUiPKrASMv1FscbDMf9ErzT8KvrKSzTM4ZYU9ktWjy7itWtwRV

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.